Zenith Defy El Primero 21 Skeleton Dial Ceramic Chronograph Watch Model 49.9000.9004/78.R582

Black ceramic case, skeleton dial design featuring ruthenium plated luminous hands and index hour markers with minute markers around the outer rim; three sub-dials displaying seconds, 60 second, and 30 minute functions respectively; automatic chronograph movement powered by Caliber 9004 engine with a 50-hour power reserve; black alligator leather/rubber strap combined for contrast effect against the ceramic case; deployment push-button foldover clasp closure mechanism; fixed bezel contributing to sporty appearance but not adjustable; sapphire crystal lens providing scratch resistance and clarity without distortion or bubbles visible through it when closed; round 44mm diameter case with a thickness of 14.50mm; transparent sapphire-coated case back allowing visibility into the movement; water resistant up to 100 meters (approximately 330 feet) depth suitable for recreational swimming but not scuba diving or high-pressure activities; comes equipped with a standard 2 year WatchMaxx warranty covering manufacturing defects and serviceability issues during that period.